• IT Systems Administrator - Top…

    SpaceX (Hawthorne, CA)
    IT Systems Administrator - Top Secret Clearance Hawthorne, CA Apply SpaceX was founded under the belief that a future where humanity is out exploring the ... make this possible, with the ultimate goal of enabling human life on Mars. IT SYSTEMS ADMINISTRATOR - TOP SECRET CLEARANCE SpaceX is looking for a Systems more
    SpaceX (10/11/25)
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  • Nmmes Fem Systems Administrator

    General Dynamics Information Technology (Montgomery, AL)
    …Required:** Yes **Job Description:** SYSTEMS ADMINISTRATOR - **NMMES FEM Systems Administrator | Active Secret clearance** Advance how our customers ... operate while you advance your career. Join GDIT as a Systems Administrator and build an impactful career in enterprise IT, collaborating with people who are… more
    General Dynamics Information Technology (11/09/25)
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  • LINUX Systems Administrator - Active…

    General Dynamics Information Technology (Washington, DC)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** **Linux Systems Administrator ** **- Active Top Secret Required** Seize ... Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** IT Infrastructure...opportunity to make a personal impact as a **Linux** ** Systems Administrator ** with GDIT. A career in… more
    General Dynamics Information Technology (11/01/25)
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  • Top Secret Systems

    Insight Global (Louisville, CO)
    Job Description An aerospace company in Louisville, CO, is looking for a Top Secret Systems Administrator (Level 3) to join their growing classified IT team. ... You will be responsible for provisioning, installation and configuration, and maintenance of systems hardware and software. Their environment is a mix of Windows and… more
    Insight Global (11/10/25)
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  • Linux Systems Administrator

    Insight Global (Huntsville, AL)
    Job Description An employer is looking for a Secret Cleared Linux Systems Administrator in the Huntsville, AL area. This resource will work closely with the ... Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/. Skills and Requirements Active Secret Clearance Willingness to work onsite in Huntsville, AL… more
    Insight Global (11/04/25)
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  • Linux/Windows Systems Administrator

    Northrop Grumman (Palmdale, CA)
    …Northrop Grumman Classified Solutions team is seeking a novice cross-platform **Linux/Windows Systems Administrator ** to join its dynamic team of technical ... include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively at… more
    Northrop Grumman (11/15/25)
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  • HPC Linux Systems Administrator 3/4…

    Northrop Grumman (Melbourne, FL)
    …You!** The Northrop Grumman Classified Solutions team is seeking a senior **Linux Systems Administrator ** to join its dynamic team of technical professionals. ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (09/10/25)
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  • Linux Systems Administrator 2/3…

    Northrop Grumman (Melbourne, FL)
    …The Northrop Grumman Classified Solutions team is seeking an experienced **Linux Systems Administrator ** to join its dynamic team of technical professionals. ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (10/07/25)
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  • Systems Administrator / Top…

    Lockheed Martin (Arlington, VA)
    …\(ACL\) at Lockheed Martin's Advanced Technology Laboratories \(ATL\) is seeking an IT Systems Engineer/ Systems Administrator with a demonstrated ability to ... selected candidate will serve as a system and network administrator for multiple program and internal R&D systems...oral and written communication skills \* Current final Top Secret clearance and ability to obtain SCI access; applicant… more
    Lockheed Martin (10/22/25)
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  • Systems Administrator - (Onsite)…

    RTX Corporation (Jacksonville, FL)
    …the demands of a rapidly evolving global market. Collins Aerospace is seeking a Systems Administrator for a position in Jacksonville, Florida. Due to the ... applicable duties, this position requires 100% onsite employee status. The Systems Administrator will support and maintain enterprise Microsoft infrastructure,… more
    RTX Corporation (11/12/25)
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